🔧 Ultimate Precision: WayinTop Adjustable Voltage Controller for Optimal Control Review

Used it to drive a 12V dimmable LED spotlight Although the light output adjustment was a bit jittery at lower settings it worked well in my case. I used a lamp to highlight some of the artwork on the front of our home. I wanted the backlight to be low and not bright on the face.

I seem to have had the same experience as other buyers here. One unit appeared to be completely broken (the LED did not light up when power was applied), the other appeared to be inoperable (powered on but did not work), and one worked as advertised. i will need her I would say this product is unreliable at best. If you only need one (but are willing to throw away money to pay for three) then get this one. But I won't do it again.

So I ordered a 3 pack and the first one I grabbed was good so I put it in my circuit. About a week later I needed the next one and that's when I found that the two remaining items were missing a screw block for attaching wires. This is exactly what another review described: 2 bad items paired with 1 good item in a 3 pack. Coincidence?. I'll let you decide. Worst of all, two without a screw block won't work at all, even soldering wires directly. The two bad ones were sent back for a partial…